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Recent questions tagged electricity current
+3
votes
1
answer
What are the following symbols mean in an electric circuit.
asked
Apr 6, 2019
in
Class 10
by
kratos
electricity current
cbse
electricity
class-6
class-10
+1
vote
1
answer
In household electric circuit, which of the following statements is/are incorrect
asked
Apr 1, 2019
in
Class 12
by
kratos
electricity current
electricity
electric power
class-10
icse
house hold circuits
class-12
electric current in conductors
+2
votes
1
answer
The voltage-current (V-I) graph of a metallic conductor at two different temperatures T, and T, is shown below.
asked
Apr 1, 2019
in
JEE
by
kratos
electricity current
electric current
electricity
jee
class-10
jee mains
class-12
current electricity
+1
vote
1
answer
An electric geyser rated 1500 W, 250 V is connected to 250 V line mains. Calculate:
asked
Mar 28, 2019
in
Class 10
by
kratos
electrical power and household circuits
electricity current
electric energy
electricity
household circuits
class-10
icse
power
+2
votes
1
answer
Ten bulbs are connected in a series circuit to a power supply line. Ten identical bulbs are connected in a
asked
Mar 20, 2019
in
Class 10
by
kratos
cbse
electricity current
electricity
class-10
current electricity
+2
votes
1
answer
With the help of a suitable circuit diagram prove that the reciprocal of the equivalent resistance.
asked
Mar 16, 2019
in
Class 10
by
kratos
cbse
electricity current
electricity
resistance
class-10
icse
electric circuits
current electricity
ohms law
+2
votes
1
answer
How can the magnitude of the induced current be increased?
asked
Mar 11, 2019
in
Class 10
by
kratos
electricity current
cbse
magnetic effects of electric current
class-10
icse
electromagnetism
+1
vote
1
answer
Explain the function of fuse in a domestic electric circuit ? An electric oven having power rating 2000 W,220 V
asked
Mar 9, 2019
in
Class 10
by
kratos
magnetic effects of electric current
class-10
electricity current
cbse
+3
votes
1
answer
A lamp rated 50W and an electric iron rated 800W are used for 6 hours everyday. Calculate the total energy consumed in 30 days.
asked
Mar 7, 2019
in
Class 10
by
kratos
class-10
electricity
cbse
electricity current
+2
votes
1
answer
AB is a solid cylinder of radius a0 and length L. Resistivity of the material varies with x-coordinate from end A as ρ0x/L
asked
Mar 6, 2019
in
JEE
by
kratos
electricity current
jee
class-10
jee mains 2019
jee mains
class-12
current electricity
kinetic theory of gases
+3
votes
1
answer
You are given 10 resistors each of resistance 2Ω. First they are connected to obtain possible minimum resistance.
asked
Mar 5, 2019
in
Class 10
by
kratos
class-10
icse
electricity
electricity current
+2
votes
1
answer
Two bulbs are rated (P1, V) and (P2, V). If they are connected (i) in series and (ii) in parallel across a supply V,
asked
Mar 1, 2019
in
Class 12
by
kratos
cbse
electricity current
electricity
class-10
class-12
electric current in conductors
+3
votes
1
answer
A metal wire of resistance 6Ω is stretched so that its length is increased to twice its original length.
asked
Feb 26, 2019
in
Class 10
by
kratos
electricity current
electricity
resistance
class-10
icse
electric circuits
ohms law
+1
vote
1
answer
What is the commercial unit of electric energy?
asked
Feb 18, 2019
in
Class 10
by
kratos
work
electricity current
electricity
energy
energy and power
class-10
icse
power
+2
votes
1
answer
Decorative lights are made using many bulbs of low power and are all connected in series and parallel combinations.
asked
Feb 17, 2019
in
Class 10
by
kratos
cbse
class-10
electricity
electricity current
+2
votes
1
answer
Derive an expression for electric energy consumed in a device in terms of V,I and t,
asked
Feb 3, 2019
in
Class 12
by
kratos
cbse
electricity current
electricity
work and energy
class-9
class-10
class-12
+2
votes
1
answer
Why are household appliances connected in parallel?
asked
Feb 1, 2019
in
Class 10
by
kratos
electricity current
cbse
electric energy
magnetic effects of electric current
electricity
electric power
household circuits
class-10
icse
power
house hold circuits
+3
votes
1
answer
What constitutes the reverse current ?
asked
Jan 31, 2019
in
Class 12
by
kratos
neet
electricity current
class-10
class-12
current electricity
+2
votes
1
answer
To convert an AC generator into DC generator
asked
Jan 28, 2019
in
Class 10
by
kratos
magnetic effects of electric current
class-10
electricity current
+2
votes
1
answer
One kilowatt hour is equal to (a) 36 x 10^-5J
asked
Jan 24, 2019
in
Class 12
by
kratos
electricity current
electric energy
electricity
household circuits
class-10
icse
power
class-12
current electricity
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